| user: | ranie93 |
| created: | December 13, 2017 |
| karma: | 384 |
| 1. | Dialogue Between a Man and His God(en.wikipedia.org) |
| 2. | Janus (time-reversible computing programming language)(en.wikipedia.org) |
| 3. | Robust Soldier Crab Ball Gate [pdf](content.wolfram.com) |
| 4. | Gravitropism(en.wikipedia.org) |